Privacy Policy

Last updated: June 2025

Your Privacy Matters

CryptoCalc ("we", "us", or "our") operates the website cryptocalc.bmaster.cn. This page informs you of our policies regarding the collection, use, and disclosure of personal data when you use our Service.

Information We Collect

We do not collect any personal data. All calculations are performed entirely in your browser using JavaScript. No calculation inputs or results are ever sent to our servers or any third-party servers.

Third-Party Services

We use the following third-party services:

• Google AdSense — to display advertisements. Google may use cookies to serve ads based on your prior visits. You can opt out of personalized advertising by visiting Google Ads Settings.

Cookies

We do not set any first-party cookies. Google AdSense may set cookies for ad personalization. See Google's Cookie Policy for more information.

Children's Privacy

Our Service does not address anyone under the age of 13. We do not knowingly collect personal information from children under 13.

Changes to This Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date.

Contact Us

If you have any questions about this Privacy Policy, please contact us at privacy@bmaster.cn.